Home / 6,882.19-10,320.66-2,930.95

Finding the Fourth Proportional to 6,882.19, 10,320.66 and 2,930.95

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Solution

The fourth proportional to 6,882.19, 10,320.66 and 2,930.95 is: 4,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.19 : 10,320.66 = 2,930.95 : x
  2. Step 2: Convert to fraction form
    6,882.19/10,320.66 = 2,930.95/x
  3. Step 3: Cross multiply
    6,882.19x = 10,320.66 × 2,930.95
  4. Step 4: Simplify right side
    6,882.19x = 30,249,338.43
  5. Step 5: Solve for x
    x = 30,249,338.43/6,882.19
  6. Step 6: Final answer
    x = 4,395.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.